Low-Humidity Dry Cabinet 730L, 10%-20% RH ATOMFAIR®

Description

730L Low-Humidity (10%-20% RH) Dry Cabinets

Dry storage cabinet, low-humidity control

Product Overview

The Atomfair DC-Series AF-DC730B is a 730L dry cabinet configured for 10%-20% RH relative humidity control, with a standard white cabinet body, outer dimensions of 600 x 690 x 1830 mm, inner dimensions of 555 x 640 x 1660 mm, and 5 adjustable shelves.

This model provides low-humidity storage for moisture-sensitive components that require stronger ambient humidity protection. It is used to prevent moisture absorption, oxidation, micro-structural degradation, optical haze, solderability loss and other humidity-related damage during storage, inspection, production staging or long-term preservation.

Application scenarios include electronics manufacturing lines, SMT component rooms, laboratory sample storage, precision instrument storage, optical workshops, film and powder storage, and industrial quality-control areas requiring lower humidity protection.

The cabinet integrates automatic electronic dehumidification, high-precision Honeywell temperature and humidity sensing, a digital LCD display for humidity, temperature, operating status and fault information, set-point memory after power interruption, tempered-glass viewing doors, reinforced adjustable shelves and sealed cabinet construction for repeatable daily operation.

Specifications

Model	Cabinet Body	Volume	Humidity Grade	Humidity Range	Outer Size	Inner Size	Shelf Count
1. Selected Model & Dimension Parameters
AF-DC730B	Standard white powder-coated steel body	730L	Low-Humidity	10%-20% RH	600 x 690 x 1830 mm	555 x 640 x 1660 mm	5
2. Technical Specifications
Parameter		Details
Cabinet Body		Standard white powder-coated steel body
Humidity Control Range		10%-20% RH
Temperature Display Range		0-99°C
Humidity Display Range		0%-99% RH
Sensor		Honeywell temperature and humidity sensor, ±3% RH accuracy and 0.3% annual drift
Display		High-definition LCD display for humidity, temperature, operation status and fault codes
Dehumidification System		Automatic electronic dehumidification module with no disposable desiccant consumables
Control Mode		Microcomputer automatic control with set-point memory after power interruption
Structure		1.2 mm galvanized steel cabinet, 5 mm tempered glass viewing door, magnetic sealing gasket and lockable handle

Key Features and Advantages

Selectable humidity grades are split into individual models: A mid-humidity 20%-60% RH, B low-humidity 10%-20% RH, C ultra-low-humidity 1%-10% RH and D extreme-low-humidity 1%-3% RH, allowing the cabinet to match the actual sensitivity of stored materials.
High-precision sensing uses a Honeywell temperature and humidity sensor with ±3% RH accuracy and low annual drift for reliable long-term measurement.
Efficient automatic dehumidification removes moisture rapidly, requires no disposable desiccant consumables and supports continuous operation with minimal maintenance.
Intelligent microcomputer control retains set parameters after power loss and shows real-time humidity, temperature, operating status and fault codes on the LCD display.
Robust sealed construction uses a galvanized steel cabinet body, tempered safety glass, double-frame sealing, magnetic gaskets and a lockable handle for stable dry storage.
Perforated adjustable shelves support uniform air circulation and make it easier to store components, instruments and samples of different sizes.

Optional Accessories

ESD-Safe Anti-Static Coating: Provides electrostatic protection for ESD-controlled production and storage areas, compliant with IEC 61340-5 handling requirements.
Internal LED Illumination: Moisture-resistant interior lighting improves visibility when checking stored parts, labels and shelf positions.
Premium Stainless-Steel Body: High-grade structural body option for cleanrooms, corrosive environments or facilities with stricter hygiene requirements.
Nitrogen Purge System: Fast-purge gas valve configuration supports accelerated dehumidification and inert-atmosphere management.
RS485 PC Logging Interface: Enables real-time data logging, remote monitoring and traceability of cabinet humidity and temperature status.
Over-Humidity Alarm System: Microcomputer alarm function is triggered when the internal humidity exceeds the configured set point.

For tailored configurations or formal technical quotations regarding these options, please contact our engineering team.

APPLICATION SCOPE: Engineered for research laboratories, cleanroom environments, semiconductor assembly lines, SMT component rooms, optical workshops and high-tech industrial quality-control centers managing moisture-sensitive electronic, optical, chemical and archival assets.

HANDLING REQUIREMENT: The cabinet should be transported with reinforced outer protection, kept upright, and moved with suitable lifting or handling equipment according to its volume. After installation, confirm level placement, door sealing, shelf loading and stable power before storing sensitive materials.

IMPORTANT NOTICE: Confirm the exact capacity, humidity grade, cabinet body type and optional accessories before ordering. Keep the cabinet door closed during normal use and minimize extended ambient exposure of sensitive materials. For ultra-low or extreme-low humidity applications, validate the storage process before formal production use and consider nitrogen purge or alarm options when process risk is high.

CONTROLLED DRY STORAGE SOLUTIONS

For volume selection, humidity grade confirmation or optional configuration, contact our engineering sales team.

EMAIL: inquiry@atomfair.com

Supplier: Atomfair

Brand: ATOMFAIR®

Constraints

The cabinet requires upright transport, level placement, sealed door, and stable power before operation. The door must remain closed during normal use and extended ambient exposure of sensitive materials should be minimized.

Transport Constraint: Transport the cabinet upright with reinforced outer protection using suitable lifting equipment.
Installation Constraint: After installation, confirm level placement, door sealing, shelf loading limits, and stable power before storing sensitive materials.
Operational Constraint: Keep the cabinet door closed during normal use to maintain the controlled humidity environment.
Extreme Humidity Validation: For ultra-low or extreme-low humidity applications, validate the storage process before formal production use and consider nitrogen purge or alarm options.

HowTo

This procedure covers initial installation, stabilization, and storage operation of the dry cabinet. Follow these steps to ensure proper humidity control and protection of moisture-sensitive materials.

Required Equipment: Suitable lifting equipment (e.g., dolly or pallet jack), Leveling tool (e.g., spirit level), Stable power source

Transport cabinet to installation location
Transport the cabinet upright with reinforced outer protection using suitable lifting equipment.
Level and position the cabinet
Place the cabinet on a level surface and adjust feet if necessary to ensure stable placement.
Connect power and verify display
Connect the cabinet to a stable power source and confirm the LCD display shows humidity, temperature, and normal operation status.
Verify set humidity level
Verify the cabinet's set humidity level matches the required storage conditions using the control interface.
Load materials onto shelves
Arrange stored materials on shelves to allow uniform air circulation and avoid overloading.
Close and seal the door
Close the door firmly and verify the magnetic gasket seals properly to maintain the internal environment.
Allow stabilization before critical storage
Allow the cabinet to reach and stabilize at the set humidity level before introducing highly moisture-sensitive materials.

FAQ

For moisture-sensitive components requiring 10–20% RH storage, what performance trade-offs exist compared to using an ultra-low humidity cabinet (1–10% RH)?

The 10–20% RH range provides stronger ambient humidity protection than mid-humidity (20–60% RH) but may not be sufficient for extremely sensitive materials that require <10% RH. The Atomfair DC-Series offers selectable humidity grades split into individual models (A: 20–60%, B: 10–20%, C: 1–10%, D: 1–3% RH), allowing the cabinet to match actual material sensitivity. For ultra-low applications, the C or D grade models or the optional nitrogen purge system are recommended to prevent moisture absorption, oxidation, and solderability loss.

Can this dry cabinet be integrated into an existing cleanroom or ESD-controlled production line, and what compatibility constraints apply?

Yes, integration is supported through optional accessories: an ESD-safe anti-static coating compliant with IEC 61340-5 for electrostatic protection, an RS485 PC logging interface for real-time data logging and remote monitoring, and a premium stainless-steel body option for cleanrooms or corrosive environments. The cabinet requires level placement, stable power, and sealed door operation; for inert-atmosphere needs, a nitrogen purge system is available. These options allow the cabinet to align with cleanroom protocols and ESD-controlled workflows without compromising the 10–20% RH set point.

What are the critical handling and installation requirements to ensure the cabinet maintains 10–20% RH without performance degradation?

The cabinet must be transported upright with reinforced outer protection and moved with suitable lifting equipment due to its 730L volume. After installation, confirm level placement, door sealing (magnetic gasket and lockable handle), shelf loading within structural limits, and stable power before storing sensitive materials. Keep the cabinet door closed during normal use and minimize extended ambient exposure of stored items. For ultra-low or extreme-low humidity applications, validate the storage process before formal production use and consider the nitrogen purge or over-humidity alarm options when process risk is high.

Assessment

The Atomfair AF-DC730B 730L dry cabinet provides reliable low-humidity storage (10%-20% RH) with a Honeywell sensor and maintenance-free electronic dehumidification, but its large size and limited humidity range impose handling and application constraints.

Positive

High-precision Honeywell sensor with low drift: The integrated Honeywell temperature and humidity sensor provides ±3% RH accuracy and 0.3% annual drift, ensuring consistent and reliable long-term humidity measurement for sensitive storage.
Consumable-free automatic dehumidification: The automatic electronic dehumidification module requires no disposable desiccant consumables, reducing ongoing maintenance and operational costs while supporting continuous operation.

Trade-offs

Large cabinet requires careful transport and installation: With a 730L volume and outer dimensions of 600 x 690 x 1830 mm, the cabinet must be transported upright with reinforced protection and moved using suitable lifting equipment, adding logistical overhead.
Humidity range limited to 10%-20% RH: This model is configured for low-humidity control only (10%-20% RH) and cannot achieve ultra-low (<10% RH) or extreme-low (<3% RH) conditions without upgrading to a different grade or adding a nitrogen purge system.

Quality Standards & Performance Verification

Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.

To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.

Shipping & Returns

Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).